Esu or ESU may refer to:

• Esu, Central Alaskan Yup'ik language

• Esu Niemelä (1921–1999), Finnish politician
• Ivara Esu (born 1951), Nigerian academic administrator
• Ozak Esu (born 1991), Nigerian engineer

Characters

• Eshu, a Yoruba divinity-
• Esu Sagiri (冴霧 笑主) from Ensemble Stars!.

• Essaouira-Mogador Airport, in Morocco

• S pronounced esu, Class S (genre), a Japanese genre of girl's fiction

• East Stroudsburg University of Pennsylvania, USA
• Educational Service Units of Nebraska, USA
• Emporia State University in Kansas, USA

• European Students' Union
• Emergency Service Unit, a police tactical unit
  • Emergency Service Unit, a police tactical unit of the NYPD
• Energy Services Union, an Irish trade union
• Explorer Scout Unit, of the Explorer Scouts
• English-Speaking Union, an international educational charity
• Empire State University

• Electrostatic units, a system of units
  • Electrostatic unit, or statcoulomb, its unit of charge
• Evolutionarily significant unit
• Electrosurgical unit, used in electrosurgery

• Esus (disambiguation)
• All pages with titles beginning with ESU
• All pages with titles beginning with Esu
• All pages with titles containing Esu